Home > Respiratory System > Respiratory System of the Head and Neck > Larynx. The larynx is a tough, flexible segment of the respiratory tract connecting the pharynx to the trachea in the neck. It plays a vital role in the respiratory tract by allowing air to pass through it while keeping food and drink from blocking the airway.
Common side effects from nicotine gum include bleeding gums, too much saliva, hiccups, indigestion, slight swelling of the mouth, injury to teeth or cheeks, nausea, upset stomach and sore throat. Less common or rare side effects may include diarrhea, dry mouth, swollen gums, sores in the tongue/throat/mouth, muscle pain, rashes and sweating.
Addiction to nicotine in tobacco is the main reason why people continue to smoke. The patch works by replacing some of the nicotine you would normally inhale from cigarettes. You wear the patch on your skin, where it slowly releases nicotine, which is absorbed into your body through your skin.Using the patch can help to reduce withdrawal symptoms when you quit, such as cravings, irritability and difficulty concentrating.ou may still have cravings while using the patch because: 1  You may not be using it properly. 2  Read using the patch and the product information to avoid common problems. 3  You may not be getting enough nicotine from the patch.